Apple iOS up to 10.2 SafariViewController information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS up to 10.2. This affects an unknown part of the component SafariViewController. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2017-2400. The attack needs to be performed locally. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 10.2 (Smartphone Operating System) and classified as problematic. This issue affects an unknown functionality of the component SafariViewController. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The bug was discovered 03/27/2017. The weakness was released 03/27/2017 by Erling Ellingsen as HT207617 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2017-2400 since 12/01/2016. Attacking locally is a requirement. The successful exploitation needs a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. The advisory points out:

An issue existed in clearing Safari cache information from SafariViewController. This issue was addressed by improving cache state handling.

Upgrading to version 10.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 97138†). Entries connected to this vulnerability are available at VDB-98811, VDB-98750, VDB-98749 and VDB-98746. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 10.3

Timelineinfo

12/01/2016 🔍
03/27/2017 +116 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
04/01/2017 +4 days 🔍
11/21/2022 +2060 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207617
Researcher: Erling Ellingsen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2400 (🔍)
GCVE (CVE): GCVE-0-2017-2400
GCVE (VulDB): GCVE-100-98771
SecurityFocus: 97138 - Apple iOS APPLE-SA-2017-03-27-4 Multiple Security Vulnerabilities
OSVDB: - CVE-2017-2400 - Apple - iOS - Information Disclosure Issue
SecurityTracker: 1038139

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 03/28/2017 11:45
Updated: 11/21/2022 08:51
Changes: 03/28/2017 11:45 (66), 08/21/2020 21:21 (7), 11/21/2022 08:47 (4), 11/21/2022 08:51 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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